Quadcap Embeddable Database

com.quadcap.sql.AddConstraint Class Reference

Inheritance diagram for com.quadcap.sql.AddConstraint:

List of all members.

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Detailed Description

Log step to add a constraint to a table.

Author:

Stan Bailes

Definition at line 57 of file AddConstraint.java.

Public Member Functions
	AddConstraint ()
	Default constructor.
	AddConstraint (Session session, Table table, Constraint constraint, boolean global)
	Explicit constructor: {table, constraint, global flag}.
	AddConstraint (Session session, Table table, Constraint constraint)
	Constructor for a non-global constraint.
void	undo (Session session) throws IOException, SQLException
	LogStep.undo(): delete the constraint; perform any constraint-specified cleanup, and remove the constraint from the table.
void	redo (Session session) throws IOException, SQLException
	LogStep.redo(): add the constrtaint, perform any constraint-specific initialization, and update the table with the new constraint.
void	prepare (Session session) throws IOException, SQLException
	LogStep.prepare(): A good constraint prepares his table, anyway.
void	readExternal (ObjectInput in) throws IOException, ClassNotFoundException
	Read me from a stream.
void	writeExternal (ObjectOutput out) throws IOException
	Write me to a stream.
void	setExtern (Extern extern)
Extern	getExtern ()
String	toString ()
Package Functions
Table	getTable (Database db) throws IOException
	Lazy table accessor.
Package Attributes
transient Table	table
Constraint	constraint
String	tableName = null
boolean	global
Static Package Attributes
Extern	extern
	My class's Extern object.

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Constructor & Destructor Documentation

com.quadcap.sql.AddConstraint.AddConstraint (   )

Default constructor. Definition at line 67 of file AddConstraint.java.

com.quadcap.sql.AddConstraint.AddConstraint (  Session  session, Table  table, Constraint  constraint, boolean  global )

Explicit constructor: {table, constraint, global flag}. Definition at line 72 of file AddConstraint.java. References com.quadcap.sql.TupleImpl.getName(), and com.quadcap.sql.Table.nameConstraint().

com.quadcap.sql.AddConstraint.AddConstraint (  Session  session, Table  table, Constraint  constraint )

Constructor for a non-global constraint. Definition at line 85 of file AddConstraint.java.

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Member Function Documentation

Extern com.quadcap.sql.AddConstraint.getExtern (   )

Definition at line 165 of file AddConstraint.java.

Table com.quadcap.sql.AddConstraint.getTable (  Database  db  )  throws IOException [package]

Lazy table accessor. Definition at line 92 of file AddConstraint.java. References com.quadcap.sql.AddConstraint.getTable(), com.quadcap.sql.AddConstraint.table, and com.quadcap.sql.AddConstraint.tableName. Referenced by com.quadcap.sql.AddConstraint.getTable().

void com.quadcap.sql.AddConstraint.prepare (  Session  session  )  throws IOException, SQLException

LogStep.prepare(): A good constraint prepares his table, anyway. Reimplemented from com.quadcap.sql.LogStep. Definition at line 134 of file AddConstraint.java. References com.quadcap.sql.AddConstraint.constraint, com.quadcap.sql.AddConstraint.prepare(), and com.quadcap.sql.Constraint.setTable(). Referenced by com.quadcap.sql.AddConstraint.prepare().

void com.quadcap.sql.AddConstraint.readExternal (  ObjectInput  in  )  throws IOException, ClassNotFoundException

Read me from a stream. Definition at line 141 of file AddConstraint.java. References com.quadcap.sql.AddConstraint.readExternal(). Referenced by com.quadcap.sql.AddConstraint.readExternal().

void com.quadcap.sql.AddConstraint.redo (  Session  session  )  throws IOException, SQLException [virtual]

LogStep.redo(): add the constrtaint, perform any constraint-specific initialization, and update the table with the new constraint. Implements com.quadcap.sql.LogStep. Definition at line 122 of file AddConstraint.java. References com.quadcap.sql.Constraint.add(), com.quadcap.sql.Table.addConstraint(), com.quadcap.sql.Database.addIndex(), com.quadcap.sql.AddConstraint.constraint, com.quadcap.sql.Constraint.getName(), com.quadcap.sql.AddConstraint.redo(), com.quadcap.sql.AddConstraint.table, com.quadcap.sql.AddConstraint.tableName, and com.quadcap.sql.Database.updateRelation(). Referenced by com.quadcap.sql.AddConstraint.redo().

void com.quadcap.sql.AddConstraint.setExtern (  Extern  extern  )

Definition at line 164 of file AddConstraint.java. References com.quadcap.sql.AddConstraint.setExtern(). Referenced by com.quadcap.sql.AddConstraint.setExtern().

String com.quadcap.sql.AddConstraint.toString (   )

Definition at line 168 of file AddConstraint.java. References com.quadcap.sql.AddConstraint.constraint, com.quadcap.sql.AddConstraint.tableName, and com.quadcap.sql.Constraint.toString().

void com.quadcap.sql.AddConstraint.undo (  Session  session  )  throws IOException, SQLException [virtual]

LogStep.undo(): delete the constraint; perform any constraint-specified cleanup, and remove the constraint from the table. Implements com.quadcap.sql.LogStep. Definition at line 103 of file AddConstraint.java. References com.quadcap.sql.AddConstraint.constraint, com.quadcap.sql.Table.deleteConstraint(), com.quadcap.sql.Database.deleteIndex(), com.quadcap.sql.Table.getConstraint(), com.quadcap.sql.Constraint.getName(), com.quadcap.sql.AddConstraint.table, com.quadcap.sql.AddConstraint.undo(), com.quadcap.sql.Constraint.undoAdd(), and com.quadcap.sql.Database.updateRelation(). Referenced by com.quadcap.sql.AddConstraint.undo().

void com.quadcap.sql.AddConstraint.writeExternal (  ObjectOutput  out  )  throws IOException

Write me to a stream. Definition at line 153 of file AddConstraint.java. References com.quadcap.sql.AddConstraint.constraint, com.quadcap.sql.AddConstraint.global, com.quadcap.sql.AddConstraint.tableName, and com.quadcap.sql.AddConstraint.writeExternal(). Referenced by com.quadcap.sql.AddConstraint.writeExternal().

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Member Data Documentation

Constraint com.quadcap.sql.AddConstraint.constraint [package]

Definition at line 60 of file AddConstraint.java. Referenced by com.quadcap.sql.AddConstraint.prepare(), com.quadcap.sql.AddConstraint.redo(), com.quadcap.sql.AddConstraint.toString(), com.quadcap.sql.AddConstraint.undo(), and com.quadcap.sql.AddConstraint.writeExternal().

Extern com.quadcap.sql.AddConstraint.extern [static, package]

My class's Extern object. Definition at line 163 of file AddConstraint.java.

boolean com.quadcap.sql.AddConstraint.global [package]

Definition at line 62 of file AddConstraint.java. Referenced by com.quadcap.sql.AddConstraint.writeExternal().

transient Table com.quadcap.sql.AddConstraint.table [package]

Definition at line 58 of file AddConstraint.java. Referenced by com.quadcap.sql.AddConstraint.getTable(), com.quadcap.sql.AddConstraint.redo(), and com.quadcap.sql.AddConstraint.undo().

String com.quadcap.sql.AddConstraint.tableName = null [package]

Definition at line 61 of file AddConstraint.java. Referenced by com.quadcap.sql.AddConstraint.getTable(), com.quadcap.sql.AddConstraint.redo(), com.quadcap.sql.AddConstraint.toString(), and com.quadcap.sql.AddConstraint.writeExternal().